package com.heima.behavior.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.heima.behavior.service.ApArticleRelationService;
import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApLikesBehaviorService;
import com.heima.behavior.service.ApUnlikesBehaviorService;
import com.heima.model.behavior.dtos.ApArticleRelationDto;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApLikesBehavior;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.HashMap;
import java.util.Map;

@Service
public class ApArticleRelationServiceImpl implements ApArticleRelationService {

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Autowired
    ApLikesBehaviorService apLikesBehaviorService;
    @Autowired
    ApUnlikesBehaviorService apUnlikesBehaviorService;
    /**
     * 查询用户文章的点赞\不喜欢
     *
     * @param dto
     * @return
     */
    @Override
    public Map findApArticleRelation(ApArticleRelationDto dto) {

        //预封装结果
        Map<String,Object> map = new HashMap<>();
        map.put("islike",false);
        map.put("isunlike",false);
        //参数校验
        if (dto==null||dto.getArticleId()==null||dto.getEntryId()==null){
            return map;
        }
        //查询行为实体
        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(dto.getEntryId(), null);
        if (apBehaviorEntry == null) {
            return map;
        }
        //查询点赞
        ApLikesBehavior likesBehavior = apLikesBehaviorService.getOne(Wrappers.<ApLikesBehavior>lambdaQuery()
                .eq(ApLikesBehavior::getEntryId, apBehaviorEntry.getId())
                .eq(ApLikesBehavior::getArticleId, dto.getArticleId())
                .eq(ApLikesBehavior::getOperation, ApLikesBehavior.Operation.LIKE.getCode())
                .eq(ApLikesBehavior::getType, ApLikesBehavior.Type.ARTICLE.getCode())
        );
        if (likesBehavior != null) {
            map.put("islike",true);
        }
        //查询不喜欢
        ApUnlikesBehavior unlikesBehavior = apUnlikesBehaviorService.getOne(Wrappers.<ApUnlikesBehavior>lambdaQuery()
                .eq(ApUnlikesBehavior::getArticleId, dto.getArticleId())
                .eq(ApUnlikesBehavior::getEntryId, apBehaviorEntry.getId())
                .eq(ApUnlikesBehavior::getType, ApUnlikesBehavior.Type.UNLIKE.getCode())
        );
        if (unlikesBehavior!=null){
            map.put("isunlike",true);
        }
        //返回结果
        map.put("entryId",apBehaviorEntry.getId());
        return map;
    }
}
